病蜂外观无明显症状,解剖见中肠灰白、环纹消失,失去弹性易破裂,最可能的疾病是() ["蜜蜂孢子虫病","美洲幼虫腐臭病","蜜蜂白垩病","欧洲幼虫腐臭病","蜜蜂马氏管变形虫病"]
下列不属于一线抗结核药的是() ["利福平","乙硫异烟胺","吡嗪酰胺","链霉素","异烟肼"]
清胃散主治证候的病机是()。 ["胃热阴虚","血燥气郁","胃有积热","脾胃伏火","肝胃不和"]
任务规划时还要考虑(),即应急航线。 ["紧急迫降措施","安全返航措施","异常应急措施"]
石斛、玉竹共同治疗的病证是()。 ["胃阴不足","心阴亏虚","肺阴亏虚","肝阴亏虚","肾阴亏虚"]
怎样理解初唐的后五十年是逐步突破旧的诗风,建立唐诗风范的时期?